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Cleaned up the code

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This commit is contained in:
Michael Vogel 2016-06-30 07:32:07 +02:00
parent 2c7fd1cb3c
commit 99f0746660
3 changed files with 85 additions and 123 deletions
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74
include/diaspora.php
View file

@ -2242,7 +2242,7 @@ class diaspora {
* *
* @return string the handle in the format user@domain.tld * @return string the handle in the format user@domain.tld
*/ */
function my_handle($contact) { private function my_handle($contact) {
if ($contact["addr"] != "") if ($contact["addr"] != "")
return $contact["addr"]; return $contact["addr"];
@ -2256,6 +2256,40 @@ class diaspora {
return $nick."@".substr(App::get_baseurl(), strpos(App::get_baseurl(),"://") + 3); return $nick."@".substr(App::get_baseurl(), strpos(App::get_baseurl(),"://") + 3);
} }
/**
* @brief Creates the envelope for the "fetch" endpoint
*
* @param string $msg The message that is to be transmitted
* @param array $user The record of the sender
*
* @return string The envelope
*/
function build_magic_envelope($msg, $user) {
$b64url_data = base64url_encode($msg);
$data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data);
$key_id = base64url_encode(diaspora::my_handle($user));
$type = "application/xml";
$encoding = "base64url";
$alg = "RSA-SHA256";
$signable_data = $data.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
$signature = rsa_sign($signable_data, $user["prvkey"]);
$sig = base64url_encode($signature);
$xmldata = array("me:env" => array("me:data" => $data,
"@attributes" => array("type" => $type),
"me:encoding" => $encoding,
"me:alg" => $alg,
"me:sig" => $sig,
"@attributes2" => array("key_id" => $key_id)));
$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
return xml::from_array($xmldata, $xml, false, $namespaces);
}
/** /**
* @brief Creates the envelope for a public message * @brief Creates the envelope for a public message
* *
@ -2287,11 +2321,11 @@ class diaspora {
$sig = base64url_encode($signature); $sig = base64url_encode($signature);
$xmldata = array("diaspora" => array("header" => array("author_id" => $handle), $xmldata = array("diaspora" => array("header" => array("author_id" => $handle),
"me:env" => array("me:encoding" => $encoding, "me:env" => array("me:encoding" => $encoding,
"me:alg" => $alg, "me:alg" => $alg,
"me:data" => $data, "me:data" => $data,
"@attributes" => array("type" => $type), "@attributes" => array("type" => $type),
"me:sig" => $sig))); "me:sig" => $sig)));
$namespaces = array("" => "https://joindiaspora.com/protocol", $namespaces = array("" => "https://joindiaspora.com/protocol",
"me" => "http://salmon-protocol.org/ns/magic-env"); "me" => "http://salmon-protocol.org/ns/magic-env");
@ -2647,16 +2681,16 @@ class diaspora {
} }
/** /**
* @brief Sends a post * @brief Create a post (status message or reshare)
* *
* @param array $item The item that will be exported * @param array $item The item that will be exported
* @param array $owner the array of the item owner * @param array $owner the array of the item owner
* @param array $contact Target of the communication
* @param bool $public_batch Is it a public post?
* *
* @return int The result of the transmission * @return array
* 'type' -> Message type ("status_message" or "reshare")
* 'message' -> Array of XML elements of the status
*/ */
public static function send_status($item, $owner, $contact, $public_batch = false) { public static function build_status($item, $owner) {
$myaddr = self::my_handle($owner); $myaddr = self::my_handle($owner);
@ -2719,8 +2753,24 @@ class diaspora {
$type = "status_message"; $type = "status_message";
} }
return array("type" => $type, "message" => $message);
}
return self::build_and_transmit($owner, $contact, $type, $message, $public_batch, $item["guid"]); /**
* @brief Sends a post
*
* @param array $item The item that will be exported
* @param array $owner the array of the item owner
* @param array $contact Target of the communication
* @param bool $public_batch Is it a public post?
*
* @return int The result of the transmission
*/
public static function send_status($item, $owner, $contact, $public_batch = false) {
$status = diaspora::build_status($item, $owner);
return self::build_and_transmit($owner, $contact, $status["type"], $status["message"], $public_batch, $item["guid"]);
} }
/** /**

74
mod/fetch.php
View file

@ -15,56 +15,16 @@ function fetch_init($a){
$guid = $a->argv[2]; $guid = $a->argv[2];
// Fetch the item
$item = q("SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord` $item = q("SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
FROM `item` WHERE `wall` AND NOT `private` AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1", FROM `item` WHERE `wall` AND NOT `private` AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA); dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
if (!$item) { if (!$item) {
header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found')); header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
killme(); killme();
} }
$post = array();
$reshared = diaspora::is_reshare($item[0]["body"]);
if ($reshared) {
$nodename = "reshare";
$post["root_diaspora_id"] = $reshared["root_handle"];
$post["root_guid"] = $reshared["root_guid"];
$post["guid"] = $item[0]["guid"];
$post["diaspora_handle"] = diaspora::handle_from_contact($item[0]["contact-id"]);
$post["public"] = (!$item[0]["private"] ? 'true':'false');
$post["created_at"] = datetime_convert('UTC','UTC',$item[0]["created"]);
} else {
$location = array();
if ($item[0]["location"] != "")
$location["address"] = $item[0]["location"];
if ($item[0]["coord"] != "") {
$coord = explode(" ", $item[0]["coord"]);
$location["lat"] = $coord[0];
$location["lng"] = $coord[1];
}
$body = bb2diaspora($item[0]["body"]);
if(strlen($item[0]["title"]))
$body = "## ".html_entity_decode($item[0]["title"])."\n\n".$body;
$nodename = "status_message";
$post["raw_message"] = str_replace("&", "&", $body);
$post["location"] = $location;
$post["guid"] = $item[0]["guid"];
$post["diaspora_handle"] = diaspora::handle_from_contact($item[0]["contact-id"]);
$post["public"] = (!$item[0]["private"] ? 'true':'false');
$post["created_at"] = datetime_convert('UTC','UTC',$item[0]["created"]);
$post["provider_display_name"] = $item[0]["app"];
}
$data = array("XML" => array("post" => array($nodename => $post)));
$xml = xml::from_array($data, $xmlobj);
// Fetch some data from the author (We could combine both queries - but I think this is more readable)
$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user` $r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid`
WHERE `user`.`uid` = %d", intval($item[0]["uid"])); WHERE `user`.`uid` = %d", intval($item[0]["uid"]));
@ -72,35 +32,19 @@ function fetch_init($a){
header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found')); header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
killme(); killme();
} }
$user = $r[0]; $user = $r[0];
$b64url_data = base64url_encode($xml); $status = diaspora::build_status($item[0], $user);
$data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data); $data = array("XML" => array("post" => array($status["type"] => $status["message"])));
$xml = xml::from_array($data, $xmlobj);
$key_id = base64url_encode(diaspora::my_handle($user)); // Send the envelope
$type = "application/xml"; header("Content-Type: application/magic-envelope+xml; charset=utf-8");
$encoding = "base64url"; echo diaspora::build_magic_envelope($xml, $user);
$alg = "RSA-SHA256";
$signable_data = $data.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
$signature = rsa_sign($signable_data, $user["prvkey"]);
$sig = base64url_encode($signature);
$xmldata = array("me:env" => array("me:data" => $data,
"@attributes" => array("type" => $type),
"me:encoding" => $encoding,
"me:alg" => $alg,
"me:sig" => $sig,
"@attributes2" => array("key_id" => $key_id)));
$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
//header("Content-Type: application/xml; charset=utf-8"); //header("Content-Type: application/xml; charset=utf-8");
//echo $xml; //echo $xml;
//killme(); //killme();
$envelope = xml::from_array($xmldata, $xml, false, $namespaces);
header("Content-Type: application/magic-envelope+xml; charset=utf-8");
echo $envelope;
killme(); killme();
} }

60
mod/p.php
View file

@ -19,62 +19,30 @@ function p_init($a){
$guid = strtolower(substr($guid, 0, -4)); $guid = strtolower(substr($guid, 0, -4));
$item = q("SELECT `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app` FROM `item` WHERE `uid` = 0 AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1", // Fetch the item
$item = q("SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
FROM `item` WHERE `wall` AND NOT `private` AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA); dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
if (!$item) { if (!$item) {
header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found')); header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
killme(); killme();
} }
$post = array(); // Fetch some data from the author (We could combine both queries - but I think this is more readable)
$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
$reshared = diaspora::is_reshare($item[0]["body"]); INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid`
WHERE `user`.`uid` = %d", intval($item[0]["uid"]));
if ($reshared) { if (!$r) {
$nodename = "reshare"; header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
$post["root_diaspora_id"] = $reshared["root_handle"]; killme();
$post["root_guid"] = $reshared["root_guid"];
$post["guid"] = $item[0]["guid"];
$post["diaspora_handle"] = diaspora::handle_from_contact($item[0]["contact-id"]);
$post["public"] = (!$item[0]["private"] ? 'true':'false');
$post["created_at"] = datetime_convert('UTC','UTC',$item[0]["created"]);
} else {
$body = bb2diaspora($item[0]["body"]);
if(strlen($item[0]["title"]))
$body = "## ".html_entity_decode($item[0]["title"])."\n\n".$body;
$nodename = "status_message";
$post["raw_message"] = str_replace("&", "&", $body);
$post["guid"] = $item[0]["guid"];
$post["diaspora_handle"] = diaspora::handle_from_contact($item[0]["contact-id"]);
$post["public"] = (!$item[0]["private"] ? 'true':'false');
$post["created_at"] = datetime_convert('UTC','UTC',$item[0]["created"]);
$post["provider_display_name"] = $item[0]["app"];
} }
$user = $r[0];
$dom = new DOMDocument("1.0"); $status = diaspora::build_status($item[0], $user);
$root = $dom->createElement("XML"); $data = array("XML" => array("post" => array($status["type"] => $status["message"])));
$dom->appendChild($root); $xml = xml::from_array($data, $xmlobj);
$postelement = $dom->createElement("post");
$root->appendChild($postelement);
$statuselement = $dom->createElement($nodename);
$postelement->appendChild($statuselement);
foreach($post AS $index => $value) {
$postnode = $dom->createElement($index, $value);
$statuselement->appendChild($postnode);
}
header("Content-Type: application/xml; charset=utf-8"); header("Content-Type: application/xml; charset=utf-8");
$xml = $dom->saveXML();
// Diaspora doesn't send the XML header, so we remove them as well.
// So we avoid possible compatibility problems.
if (substr($xml, 0, 21) == '<?xml version="1.0"?>')
$xml = trim(substr($xml, 21));
echo $xml; echo $xml;
killme(); killme();